Zuk Z2131 no cellular network after reset! - Lenovo ZUK Z2 (Plus) Questions & Answers

Hello,
I did a factory reset of Zuk Z2131 which caused an issue of no cellular network after the reboot.. I can't understand how a soft reset can cause an issue! Will I have to reinstall the firmware? Please help!

aadil8 said:
Hello,
I did a factory reset of Zuk Z2131 which caused an issue of no cellular network after the reboot.. I can't understand how a soft reset can cause an issue! Will I have to reinstall the firmware? Please help!
Click to expand...
Click to collapse
Set apn
Sent from my Z2 Plus using Tapatalk

Bharath A said:
Set apn
Sent from my Z2 Plus using Tapatalk
Click to expand...
Click to collapse
Cellular Network option is dimmed which allows you to set APN..

Try reflashing the rom

aadil8 said:
Cellular Network option is dimmed which allows you to set APN..
Click to expand...
Click to collapse
See if you can change preferred network type & also check if your phone connected to appropriate network, if not change manually.
Sent from my z2_plus using XDA Labs

Related

No 3G after flashing, only EDGE

Hi !!
Looking in the forums, i have seen this problem in other models
The solution, normally, is to reset the APN settings to default (haven't worked for me)
flashed to stock firmware ... still with EDGE
Someone have experienced the same problem ?
Try a factory reset
Sent from my GT-I9100
Done it !
Princeomi said:
Try a factory reset
Sent from my GT-I9100
Click to expand...
Click to collapse
Done it .... still with EDGE ....
u flashed back to stockrom using odin?
i have no idea bout this problem
but if you flashed stockrom using odin and did hard reset should fix the problem.
make sure its not about a network trouble from the provider
you might try this...open setting>wireless and network>mobile network. untick use packet data. network mode, choose wcdma only. tick use packet data.
forretress said:
Hi !!
Looking in the forums, i have seen this problem in other models
The solution, normally, is to reset the APN settings to default (haven't worked for me)
flashed to stock firmware ... still with EDGE
Someone have experienced the same problem ?
Click to expand...
Click to collapse
This is what i've done
1- Flashed to an Indian firmware version, no backup (my mistake). From that
moment, losed 3G/H connectivity
2- Flashed various firmwares, no success
3- Thanks to Doky, i was able to get the original firmware of my phone, installed it and change the country via *#272*_your_imei_# and reboot
4- Still with EDGE ....
In a previous flash, i used the "WCDMA Only", but i lost my mobile network .
Going to test in another phone to see if it's a provider problem .....
Thanks for your help ...
when i used "WCDMA Only", my current network changed (i'm from Colombia, my SIM is movistar, changing the setting changed the current network to Tigo) ....
based on your explanation, it seems that you have bad signal reception dude...
Try some other South American modem from the OP in my topic!
Flash only the Phone/Modem part of S5360L and S5360B packs!
First shot try S5360L_UHKI6_UUBKI4_UHKI6 !
I have this problem.. I have E and not H..
I wait for you try XD.. tell me if works please..
Doky73 said:
Try some other South American modem from the OP in my topic!
Flash only the Phone/Modem part of S5360L and S5360B packs!
First shot try S5360L_UHKI6_UUBKI4_UHKI6 !
Click to expand...
Click to collapse
needs a factory reset ?
numaverick said:
I have this problem.. I have E and not H..
I wait for you try XD.. tell me if works please..
Click to expand...
Click to collapse
Tried with Doky recomendation ... still EDGE ... not sure if i have to do a factory reset after the flash (tried without factory reset)
i have the exact same problem... flashed to an indian firmware (no backup), then only edge...
It's not a network provider problem... it's somethng wrong with the firmware
I'm from Chile...
Thank you all
after flashing DXLA1 from doky, the "Use only 2G Networks" Disappeared, 3G Networks disappeared too.
jeffcleds said:
after flashing DXLA1 from doky, the "Use only 2G Networks" Disappeared, 3G Networks disappeared too.
Click to expand...
Click to collapse
yes.. we need version with 3G
try changing it from here
Dialer > *#*#4636#*#* > Phone information > Set preferred network type:
ARVolutionz said:
try changing it from here
Dialer > *#*#4636#*#* > Phone information > Set preferred network type:
Click to expand...
Click to collapse
Already done that. No mobile network afterwards ...
Sent from my GT-S5360L using XDA
the same
Hi, I am from panama and i have the same problem after flash with indian firmware, no backup before that (my mistake too) and i lost my 3G signal, only EDGE I was trying everything, reset factory, only wcdma, flash my phone with others roms and nothings happen, still EDGE. I dont know how fix this problem. Please help. Sorry for my english.
forretress said:
Hi !!
Looking in the forums, i have seen this problem in other models
The solution, normally, is to reset the APN settings to default (haven't worked for me)
flashed to stock firmware ... still with EDGE
Someone have experienced the same problem ?
Click to expand...
Click to collapse
Try flashing dxkl2. Tell me if youve got 3G networks
Sent from my GT-S5360
jeffcleds said:
Try flashing dxkl2. Tell me if youve got 3G networks
Sent from my GT-S5360
Click to expand...
Click to collapse
There's something special with that version ? ... i'm trying to not flash my phone unless the firmware has any sort of light to solve my problem (avoiding factory reset ... my phone must be dizzy ... so many resets ... )

[Q] After flash the phone, unable to connect to 3g

I recently flash a LT15a with flashtool 0.6.9.1 and use LT15a arc_v2.3.4, 4.0.2.A.0.42_Generic America but now the phone is not connecting to 3g or wireless networks, is able to make calls.
When I access the menu of the phone, shows only GSM and CDMA, also shows that GPRS is disconnected. Is there any way to set up or fix this?
Did you tick the "exclude baseband" box?, or try with another firmware
Enviado desde mi LT18i usando Tapatalk 2
have you downloaded APN settings?
Sent from my Xperia Arc S using xda premium
sometimes it also happen to me that the APN settings were not there after upgrade. I would bet that is your problem, especially as you are stock

Note 2 latest stock rom won't connect to work wifi

Note 2 latest ota stock rom update won't connect to my work wifi says authentication error.
IPhone 5 and 2 android tablets connect fine with the same username and password.
Any help
Sent from my GT-N7105 using Tapatalk
The settings are
EAP method... Peap other options are TLS, TTLS, PWD, SIM, AKA, FAST, LEAP,
Pear 2 authentication is set to none
Other option are
MSCHAPV2, GTC
CA certificate unspecified by default
What settings to do for it to connect
Same message "authentication error occurred"
Sent from my GT-N7105 using Tapatalk
Any body throw some light please
Sent from my GT-N7105 using Tapatalk
boxer29 said:
Note 2 latest ota stock rom update won't connect to my work wifi says authentication error.
IPhone 5 and 2 android tablets connect fine with the same username and password.
Any help
Sent from my GT-N7105 using Tapatalk
Click to expand...
Click to collapse
U tried a factory wipe??, I had the same issue once...
Try rebooting the router and if nt thn tryva static ip
If not.... Thn no option left other than a wipe...
Sent from my GT-N7100 using XDA Premium 4 mobile app
ok
try restart the router. on the phone, I seetings>wifi>turn on .. then long press your SSID, click forget network. turn on wifi then try to connect again.
if problem still exists, try factory wipe. This happened to my sister's Note 2.
Kiloy said:
try restart the router. on the phone, I seetings>wifi>turn on .. then long press your SSID, click forget network. turn on wifi then try to connect again.
if problem still exists, try factory wipe. This happened to my sister's Note 2.
Click to expand...
Click to collapse
whats factory wipe ?
Kiloy said:
try restart the router. on the phone, I seetings>wifi>turn on .. then long press your SSID, click forget network. turn on wifi then try to connect again.
if problem still exists, try factory wipe. This happened to my sister's Note 2.
Click to expand...
Click to collapse
whats factory wipe ?

Wifi issue

Hi guys... my n7 wifi wouldn't connect. It says "obtaining ip address" and just stucks there... all other device work fine with my home wifi((( it does connecet to other networks though((( maybe i need to set something for this particular wifi spot? help please!
Make sure you don't have MAC filtering enabled, if you do, disable it, let it connect, grab the MAC address of your device, add it to whitelist, re-enable filtering, save config, and reboot router if needed.
If not MAC filtering is enabled, reboot router and try again, if still failed, post what model your router is.
Did it stop working randomly? Did you flash a new Rom, and then it stopped working?
mdamaged said:
Make sure you don't have MAC filtering enabled, if you do, disable it, let it connect, grab the MAC address of your device, add it to whitelist, re-enable filtering, save config, and reboot router if needed.
If not MAC filtering is enabled, reboot router and try again, if still failed, post what model your router is.
Click to expand...
Click to collapse
How do I change those settings?
aarsyl said:
Did it stop working randomly? Did you flash a new Rom, and then it stopped working?
Click to expand...
Click to collapse
Yes, I rooted stock ROM, flashed bionik and dalvik patch and custom kernel... Then I flashed CM and gaps and still the same problem
Sent from my Moto G using Tapatalk
ekabon said:
Then I flashed CM and gaps and still the same problem
Sent from my Moto G using Tapatalk
Click to expand...
Click to collapse
There is a chance that the problem lies here. Did you do a clean flash by wiping everything before you flashed CM? Sometimes, if you dirty flash, it will work. But most of the time, you have to wipe data and cache when switching between AOSP and CM.
ekabon said:
How do I change those settings?
Yes, I rooted stock ROM, flashed bionik and dalvik patch and custom kernel... Then I flashed CM and gaps and still the same problem
Sent from my Moto G using Tapatalk
Click to expand...
Click to collapse
In your routers settings page.

LG G3 WiFi Issues.

Hi,
Out of the blue, I can't find any WiFi networks. NONE.
ALTHOUGH, if I enter my network's ssid and p/w manually, it will connect.
What the heck.
I just recently flashed stock, but when I did that it worked flawlessly. I also edited build.prop and deleted some bloatware, but I restored everything back the way it was and it still fails working.
No WiFi network is found. Anywhere.
The weirdest thing, is if I download some random WiFi manager from the Play Store, it finds every network available..
Anyone?
Thanks.
Anyone please?
Bump
Bump?
Bump.
Please.
Bump again
Bump
BUUUUUMP
B to the ump
Blump.
Bump
Another wifi problem
Hi and happy new year,
I have a problem with the Wifi but not the same as you.
It's very strange because I can see all the neighborhood but I can't connect successfully on known networks.
I've tried with many networks with no success...
Sometimes, the wifi disappears and it shows disconnected.
Maybe it's a hardware problem.
Thanks for your help,
AkuaBlue
Another bump I guess.
BUMP
Ruttix said:
BUMP
Click to expand...
Click to collapse
Try to do a factory reset or reflash firmware using LG flash tool.
YaDr said:
Try to do a factory reset or reflash firmware using LG flash tool.
Click to expand...
Click to collapse
Thanks for the reply.
Done that, stays the same.
Ruttix said:
Thanks for the reply.
Done that, stays the same.
Click to expand...
Click to collapse
Have you tried not synchronizing your phone with google account after reset? It pulls list of known networks from server, it may have had affected searching of new networks...
Ruttix said:
Thanks for the reply.
Done that, stays the same.
Click to expand...
Click to collapse
Me too with 10L and Lollipop 20E... same issue...
Thanks
You try re-flashing ROM?
YaDr said:
Have you tried not synchronizing your phone with google account after reset? It pulls list of known networks from server, it may have had affected searching of new networks...
Click to expand...
Click to collapse
I hadn't.. Do you think that could really cause it not to find any networks?
Also, is there a way of erasing that now? Or do I have to reflash?
Either way I'm going to have to use TB to get my apps and data back.. Do you think maybe that has something to do with it? (I only restore user apps though)

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